Colorimetric Assay for the Quantification of Non-Structural Carbohydrates in Plant Tissues

Published: April 30, 2023

Abstract

Source: Deans, C. A. et al. Quantifying Plant Soluble Protein and Digestible Carbohydrate Content, Using Corn (Zea mays) As an Exemplar. J. Vis. Exp. (2018).

This video describes the method to quantify the digestible carbohydrates present in plant tissues. This helps to collect data from various plant tissues to study nutritional ecology, plant-herbivore interactions, and food-web dynamics.

Protocol

1. Plant Collection and Processing After collecting plant samples, flash-freeze samples by dipping plant material into liquid nitrogen with forceps and store at -80 °C. If the plant samples collected are too large to flash-freeze, quickly cool the samples using dry ice and transfer to a -80 °C freezer as soon as possible. The macronutrient content of plant material can change after tissues are separated from the plant, so it is important to freeze plant samples as soon as possible after collection.<…

Offenlegungen

The authors have nothing to disclose.

Materials

Microplate reader (spectrophotometer)   Bio-Rad Model 680 XR

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Colorimetric Assay for the Quantification of Non-Structural Carbohydrates in Plant Tissues. J. Vis. Exp. (Pending Publication), e21274, doi: (2023).

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